Oppo A77 5G vs Samsung Galaxy A51 5G

Oppo A77 5G

Samsung Galaxy A51 5G

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1900, 2100 - global; HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66

LTE frequency band 1, 3, 4, 5, 7, 8, 12, 20, 28, 38, 40, 41 - global
5G network

5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA

5G band 41, 78 SA/NSA/Sub6 - global
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE

LTE-A
5G speed

-

5G
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

Glass front (Gorilla Glass 3), plastic back, aluminum frame
SIM

Dual SIM (Nano-SIM, dual stand-by)

Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

163.8 mm

158.9 mm
Width

75.1 mm

73.6 mm
Thickness

8 mm

8.7 mm
Weight

190 g

187 g
Waterproof

IPX4

-
Dust proof

IPX4

-
Colors

Black, Blue

Black, Pink, White

Main camera
Camera type

Dual

Quad
Main camera

(wide) , 48 MP, f/1.7 , 80˚ , 26 mm

48 MP, f/2.0 , 26 mm, 1/2.0" , 0.8 µm
(depth) , 2 MP, f/2.4 , 89˚

12 MP, f/2.2
5 MP, f/2.4
5 MP, f/2.2
Primary camera resolution

8000 x 6000 pixels

8000 x 6000 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30/120fps; gyro-EIS
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
DxOMark photo

-

90
DxOMark zoom

-

32
DxOMark video

-

86
DxOMark camera score

-

87

Selfie camera
Selfie camera type

Single

-
Selfie camera

(wide) , 8 MP, f/2.0 , 79˚ , 26 mm

32 MP, f/2.2 , 26 mm, 1/2.8" , 0.8 µm
Selfie camera resolution

3264 x 2448 pixels

6560 x 4928 pixels
Selfie camera features

Face unlock, HDR

-
Selfie camera video

1080p@30fps

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

Type-C 2.0

Type-C 1.0 reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v5.3

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

-

Yes
BDS

Yes

-
QZSS

Yes

-